E. I., A.; D. E., E.; T. O., U.; N. I., S. FORMULATION AND IN-VITRO EVALUATION OF THEOPHYLLINE HYDROCHLORIDE EFFERVESCENT FLOATING TABLETS: EFFECT OF POLYMER CONCENTRATION ON TABLET BUOYANCY. International Journal of Pharmacy and Pharmaceutical Sciences, [S. l.], v. 12, n. 1, p. 59–65, 2020. DOI: 10.22159/ijpps.2020v12i1.35055. Disponível em: https://innovareacademics.in/journals/index.php/ijpps/article/view/35055. Acesso em: 18 sep. 2021.